James Tabor, Patty Christopher, Gino Gambino, Rebecca Costa

Author and Biblical expert James Tabor discusses his new book, "Paul and Jesus", about the apostle Paul's influence on the development of Christianity.

Patty Christopher and Gino Gambino, a married couple who've lost over 300 pounds combined, talk about enjoying Thanksgiving without packing on pounds. Their book is "The Real People's Guide To The HCG Diet".

Rebecca Costa on her book, "The Watchman's Rattle", about how genetics drives instinctive behaviors that affect almost everything.